Engine accessories
Cummins/Cummins
3094858
Throwing truck
T30
Premium quality replacement parts for heavy machinery and mining equipment
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The Cummins QST30 water pump (part number 3094858, 3094858) is a high-performance cooling system component specifically designed for Belas mine trucks. This genuine replacement part ensures optimal engine temperature regulation in demanding mining operations.
Direct replacement for OEM part 3094858
Precision engineered for Cummins QST30 engines
Designed for Belas mining truck applications
High-quality materials for extended service life
Maintains optimal engine operating temperature
Rugged construction for harsh mining environments
This water pump is compatible with various Belas mine truck models equipped with Cummins QST30 engines, including but not limited to:
Belas BMT45 mining dump truck
Belas BMT60 heavy haul truck
Belas BMT80 ultra-class mining truck
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Looking for Garrett turbocharger components? Click here to search our comprehensive Garrett turbocharger parts database with thousands of genuine components in stock.
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Check out our KALMAR product line: Click to view KALMAR parts inventory
Browse our hydraulic components selection: Click for hydraulic parts catalog
Explore hydraulic pump solutions: Click to see hydraulic pump options
View our Caterpillar compatible parts: Click for Caterpillar product list
Installed in the turbocharger assembly, this component compresses intake air for improved engine efficiency. Example: Volvo EC220D excavator turbocharger compressor wheel.
Found in hydraulic systems, this precision-machined rod transfers force in linear motion. Example: Komatsu PC300-8 excavator boom cylinder rod.
Located in the fuel injection system, this component atomizes fuel for optimal combustion. Example: John Deere 6135R tractor fuel injector nozzle.
Part of undercarriage systems, these rollers support and guide track chains. Example: Hitachi ZX470LC-5 excavator lower track roller.
Controls vehicle steering direction through mechanical linkage. Example: Mercedes-Benz Actros 2545 truck steering gear.
Cools engine coolant through heat exchange with passing air. Example: Case IH Magnum 340 tractor radiator core.
Electronic unit that manages gear shifting in automatic transmissions. Example: Peterbilt 389 truck transmission control module.
Reduces speed while increasing torque at wheel ends. Example: Liebherr R 956 excavator final drive planetary set.
Provides cushioning and load leveling in air suspension systems. Example: Scania R450 truck rear air suspension bag.
Cools compressed air between turbocharger and intake manifold. Example: Caterpillar C15 engine aftercooler core.
Problem: Hydraulic system temperature rises excessively during operation, triggering warning alarms.
Possible Causes:
Contaminated hydraulic fluid causing increased friction
Faulty or clogged hydraulic oil cooler
Worn pump creating excessive internal leakage
Restricted flow in hydraulic lines or valves
Incorrect viscosity hydraulic oil for operating conditions
Solution:
Check hydraulic fluid condition and replace if contaminated
Inspect and clean hydraulic oil cooler fins and passages
Test pump output and internal leakage rates
Check for collapsed hoses or blocked filters
Verify proper oil viscosity for ambient temperatures
Consider adding auxiliary cooler for extreme conditions
Recommended Parts: Volvo EC220D hydraulic oil cooler, main pump rebuild kit, and genuine hydraulic filters.
The Cummins QST30 water pump 3094858 represents advanced cooling system technology for heavy-duty applications. Modern water pumps feature:
Precision-balanced impellers for maximum flow with minimal cavitation
Ceramic mechanical seals for extended leak-free service
High-temperature resistant bearings with special lubricants
Optimized volute designs for efficient coolant circulation
Robust cast iron or aluminum housings for durability
Proper water pump maintenance is critical for engine longevity. Signs of water pump failure include coolant leaks, bearing noise, overheating, and reduced heater performance. Regular inspection of the pump's weep hole can provide early warning of seal failure.
